[Radiance-general] Daylight factors
Christopher Rush
Christopher.Rush at arup.com
Thu Jun 18 07:26:10 PDT 2009
Is the desired end result a daylight factor falsecolor? or just the data
such as min, max, avg, uniformity?
Depending on what your goal is, you may want to set up a grid of
calculation points (coordinates and direction vector), process your
scene, sky, and grid points through rtrace, and manipulate the the data
as required. See 6.4, Case Study II in RwR dealing with daylight factor
generation. If you need images you could use pvalue to create an image
from the grid of results and process it through falsecolor to put a
scale on it.
-Chris
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In terms of post processing I would
* convert each pic to daylight factors
* Query the PIC by tracing an "Area of Interest". This is used to
work out DF min, max, ave, uniformity, etc. With this I can exclude
overlapping spaces and other features such as notional corridors from
the working plane calcs.
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